1.Brief Introduction
Jet Suction sand dredgers is widely used to recover underwater materials from great depths and can also extract
sand from below a clay overburden. The jet suction sand dredgers is also called suction sand dredgers. The jet
suction sand dredgers is equipped with high pressure water pump and powerful sand suction pump. The water
pump can produce high pressure high speed water jet to impact the bottom of sand layer and splashing the mixed
sand around the suction head, and the sand suction pump conveys the sand to the destination through the
discharge pipe.